Home / 34,916.32-48,189.48-19,812.70

Finding the Fourth Proportional to 34,916.32, 48,189.48 and 19,812.70

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Solution

The fourth proportional to 34,916.32, 48,189.48 and 19,812.70 is: 27,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.32 : 48,189.48 = 19,812.70 : x
  2. Step 2: Convert to fraction form
    34,916.32/48,189.48 = 19,812.70/x
  3. Step 3: Cross multiply
    34,916.32x = 48,189.48 × 19,812.70
  4. Step 4: Simplify right side
    34,916.32x = 954,763,710.40
  5. Step 5: Solve for x
    x = 954,763,710.40/34,916.32
  6. Step 6: Final answer
    x = 27,344.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.